package com.foreknow.controller;

import javax.servlet.ServletException;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;

public class CookieDemo extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        Cookie cookie = new Cookie("name","tom123");
        cookie.setMaxAge(1*30*24*60*60);
        resp.addCookie(cookie);
        //获取客户端的cookie
//        PrintWriter out = resp.getWriter();
//        Cookie[] cookies = req.getCookies();
//        if (cookies!=null){
//            for (Cookie c : cookies){
//                String name = c.getName();
//                String value = c.getValue();
//                out.println(name+"----"+value);
//            }
//        }else {
//            out.println("没有接收到cookie数据");
//        }
    }

    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {

    }
}
